This stitch pattern works to any multiples.
You can use any yarn and any hook size for this pattern.
This pattern is in US terminology.
US (sc) single crochet = UK (dc) double crochet
US (dc) double crochet = UK (tr) treble crochetd
US (dcfps) double crochet front post stitch
st(s) = stitch(es)
ch = chain